Home / 258,440.76-356,595.97-150,990.04

Finding the Fourth Proportional to 258,440.76, 356,595.97 and 150,990.04

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Solution

The fourth proportional to 258,440.76, 356,595.97 and 150,990.04 is: 208,335.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,440.76 : 356,595.97 = 150,990.04 : x
  2. Step 2: Convert to fraction form
    258,440.76/356,595.97 = 150,990.04/x
  3. Step 3: Cross multiply
    258,440.76x = 356,595.97 × 150,990.04
  4. Step 4: Simplify right side
    258,440.76x = 53,842,438,505.17
  5. Step 5: Solve for x
    x = 53,842,438,505.17/258,440.76
  6. Step 6: Final answer
    x = 208,335.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.